/*
 * MIT License
 *
 * Copyright (c) 2019 Perol_Notsfsssf
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE
 */

package com.perol.asdpl.pixivez.viewmodel

import androidx.lifecycle.LifecycleObserver
import androidx.lifecycle.ViewModel
import io.reactivex.disposables.CompositeDisposable
import io.reactivex.disposables.Disposable
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.SupervisorJob
import kotlinx.coroutines.launch

open class BaseViewModel : ViewModel(), LifecycleObserver {
    private val viewModelJob = SupervisorJob()
    private val uiScope = CoroutineScope(Dispatchers.Main + viewModelJob)
    val disposables = CompositeDisposable()
    fun launchUI(block: suspend CoroutineScope.() -> Unit) {
        try {
            uiScope.launch(Dispatchers.Main) {
                block()
            }
        } catch (e: Exception) {
            e.printStackTrace()
        }
    }

    fun Disposable.add() {
        disposables.add(this)
    }

    override fun onCleared() {
        super.onCleared()
        viewModelJob.cancel()
        disposables.clear()
    }
}